Display screen with a graphical user interface



1. Display screen with a graphical user interface

1.1 : Front

1.2 : Top

1.3 : Right

The dot-dash-dot broken lines represent a display screen and form no part of the claimed design. The broken lines within the display screen represent portions of the graphical user interface and form no part of the claimed design. The broken lines represent environment and form no part of the claimed design. 

CLAIM The ornamental design for a display screen with a graphical user interface, as shown and described. 